package o;

public class dao {
    private static final byte[] ˊ = new byte[0];
    private static dao ˎ;
    private czv ˋ = null;
    private czy ˏ = null;

    private dao() {
    }

    public static dao ˏ() {
        dao o_dao;
        synchronized (ˊ) {
            if (ˎ == null) {
                ˎ = new dao();
            }
            o_dao = ˎ;
        }
        return o_dao;
    }

    public czv ˎ() {
        return this.ˋ;
    }

    public void ˋ(czv o_czv) {
        this.ˋ = o_czv;
    }

    public czy ˋ() {
        return this.ˏ;
    }

    public void ˋ(czy o_czy) {
        this.ˏ = o_czy;
    }
}
